X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fcyclades.c;h=e69dc6d004277ab0ed4e24d679d80725584b6b5c;hb=9bf4aaab3e101692164d49b7ca357651eb691cb6;hp=48ae91c925c997d504c3d5f175c8e0d8566e53a5;hpb=db216c3d5e4c040e557a50f8f5d35d5c415e8c1c;p=linux-2.6.git diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c index 48ae91c92..e69dc6d00 100644 --- a/drivers/char/cyclades.c +++ b/drivers/char/cyclades.c @@ -676,8 +676,6 @@ static char rcsid[] = #include #include -#define cy_put_user put_user - static void cy_throttle (struct tty_struct *tty); static void cy_send_xchar (struct tty_struct *tty, char ch); @@ -723,7 +721,7 @@ static unsigned char *cy_isa_addresses[] = { (unsigned char *) 0xDA000, (unsigned char *) 0xDC000, (unsigned char *) 0xDE000, - 0,0,0,0,0,0,0,0 + NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL }; #define NR_ISA_ADDRS (sizeof(cy_isa_addresses)/sizeof(unsigned char*)) @@ -2238,7 +2236,7 @@ shutdown(struct cyclades_port * info) if (info->xmit_buf){ unsigned char * temp; temp = info->xmit_buf; - info->xmit_buf = 0; + info->xmit_buf = NULL; free_page((unsigned long) temp); } cy_writeb((u_long)base_addr+(CyCAR<xmit_buf){ unsigned char * temp; temp = info->xmit_buf; - info->xmit_buf = 0; + info->xmit_buf = NULL; free_page((unsigned long) temp); } @@ -2858,7 +2856,7 @@ cy_close(struct tty_struct *tty, struct file *filp) tty->closing = 0; info->event = 0; - info->tty = 0; + info->tty = NULL; if (info->blocked_open) { CY_UNLOCK(info, flags); if (info->close_delay) { @@ -3536,7 +3534,7 @@ set_line_char(struct cyclades_port * info) static int get_serial_info(struct cyclades_port * info, - struct serial_struct * retinfo) + struct serial_struct __user * retinfo) { struct serial_struct tmp; struct cyclades_card *cinfo = &cy_card[info->card]; @@ -3559,7 +3557,7 @@ get_serial_info(struct cyclades_port * info, static int set_serial_info(struct cyclades_port * info, - struct serial_struct * new_info) + struct serial_struct __user * new_info) { struct serial_struct new_serial; struct cyclades_port old_info; @@ -3613,7 +3611,7 @@ check_and_exit: * transmit holding register is empty. This functionality * allows an RS485 driver to be written in user space. */ -static int get_lsr_info(struct cyclades_port *info, unsigned int *value) +static int get_lsr_info(struct cyclades_port *info, unsigned int __user *value) { int card, chip, channel, index; unsigned char status; @@ -3638,7 +3636,7 @@ static int get_lsr_info(struct cyclades_port *info, unsigned int *value) /* Not supported yet */ return -EINVAL; } - return cy_put_user(result, (unsigned long *) value); + return put_user(result, (unsigned long __user *) value); } static int @@ -3916,7 +3914,7 @@ cy_break(struct tty_struct *tty, int break_state) } /* cy_break */ static int -get_mon_info(struct cyclades_port * info, struct cyclades_monitor * mon) +get_mon_info(struct cyclades_port * info, struct cyclades_monitor __user * mon) { if(copy_to_user(mon, &info->mon, sizeof(struct cyclades_monitor))) @@ -3961,7 +3959,7 @@ set_threshold(struct cyclades_port * info, unsigned long value) static int -get_threshold(struct cyclades_port * info, unsigned long *value) +get_threshold(struct cyclades_port * info, unsigned long __user *value) { unsigned char *base_addr; int card,channel,chip,index; @@ -3978,7 +3976,7 @@ get_threshold(struct cyclades_port * info, unsigned long *value) + (cy_chip_offset[chip]<default_threshold,value); + return put_user(info->default_threshold,value); }/* get_default_threshold */ @@ -4029,7 +4027,7 @@ set_timeout(struct cyclades_port * info, unsigned long value) static int -get_timeout(struct cyclades_port * info, unsigned long *value) +get_timeout(struct cyclades_port * info, unsigned long __user *value) { unsigned char *base_addr; int card,channel,chip,index; @@ -4046,7 +4044,7 @@ get_timeout(struct cyclades_port * info, unsigned long *value) + (cy_chip_offset[chip]<default_timeout,value); + return put_user(info->default_timeout,value); }/* get_default_timeout */ /* @@ -4079,9 +4077,10 @@ cy_ioctl(struct tty_struct *tty, struct file * file, { struct cyclades_port * info = (struct cyclades_port *)tty->driver_data; struct cyclades_icount cprev, cnow; /* kernel counter temps */ - struct serial_icounter_struct *p_cuser; /* user space */ + struct serial_icounter_struct __user *p_cuser; /* user space */ int ret_val = 0; unsigned long flags; + void __user *argp = (void __user *)arg; if (serial_paranoia_check(info, tty->name, "cy_ioctl")) return -ENODEV; @@ -4093,31 +4092,31 @@ cy_ioctl(struct tty_struct *tty, struct file * file, switch (cmd) { case CYGETMON: - ret_val = get_mon_info(info, (struct cyclades_monitor *)arg); + ret_val = get_mon_info(info, argp); break; case CYGETTHRESH: - ret_val = get_threshold(info, (unsigned long *)arg); + ret_val = get_threshold(info, argp); break; case CYSETTHRESH: - ret_val = set_threshold(info, (unsigned long)arg); + ret_val = set_threshold(info, arg); break; case CYGETDEFTHRESH: - ret_val = get_default_threshold(info, (unsigned long *)arg); + ret_val = get_default_threshold(info, argp); break; case CYSETDEFTHRESH: - ret_val = set_default_threshold(info, (unsigned long)arg); + ret_val = set_default_threshold(info, arg); break; case CYGETTIMEOUT: - ret_val = get_timeout(info, (unsigned long *)arg); + ret_val = get_timeout(info, argp); break; case CYSETTIMEOUT: - ret_val = set_timeout(info, (unsigned long)arg); + ret_val = set_timeout(info, arg); break; case CYGETDEFTIMEOUT: - ret_val = get_default_timeout(info, (unsigned long *)arg); + ret_val = get_default_timeout(info, argp); break; case CYSETDEFTIMEOUT: - ret_val = set_default_timeout(info, (unsigned long)arg); + ret_val = set_default_timeout(info, arg); break; case CYSETRFLOW: info->rflow = (int)arg; @@ -4134,7 +4133,7 @@ cy_ioctl(struct tty_struct *tty, struct file * file, ret_val = info->rtsdtr_inv; break; case CYGETCARDINFO: - if (copy_to_user((void *)arg, (void *)&cy_card[info->card], + if (copy_to_user(argp, &cy_card[info->card], sizeof (struct cyclades_card))) { ret_val = -EFAULT; break; @@ -4161,13 +4160,13 @@ cy_ioctl(struct tty_struct *tty, struct file * file, ret_val = info->closing_wait / (HZ/100); break; case TIOCGSERIAL: - ret_val = get_serial_info(info, (struct serial_struct *) arg); + ret_val = get_serial_info(info, argp); break; case TIOCSSERIAL: - ret_val = set_serial_info(info, (struct serial_struct *) arg); + ret_val = set_serial_info(info, argp); break; case TIOCSERGETLSR: /* Get line status register */ - ret_val = get_lsr_info(info, (unsigned int *) arg); + ret_val = get_lsr_info(info, argp); break; /* * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change @@ -4215,7 +4214,7 @@ cy_ioctl(struct tty_struct *tty, struct file * file, CY_LOCK(info, flags); cnow = info->icount; CY_UNLOCK(info, flags); - p_cuser = (struct serial_icounter_struct *) arg; + p_cuser = argp; ret_val = put_user(cnow.cts, &p_cuser->cts); if (ret_val) return ret_val; ret_val = put_user(cnow.dsr, &p_cuser->dsr); @@ -4584,7 +4583,7 @@ cy_hangup(struct tty_struct *tty) #ifdef CY_DEBUG_COUNT printk("cyc:cy_hangup (%d): setting count to 0\n", current->pid); #endif - info->tty = 0; + info->tty = NULL; info->flags &= ~ASYNC_NORMAL_ACTIVE; wake_up_interruptible(&info->open_wait); } /* cy_hangup */ @@ -5472,7 +5471,7 @@ cy_init(void) info->line = port; info->chip_rev = 0; info->flags = STD_COM_FLAGS; - info->tty = 0; + info->tty = NULL; if (mailbox == ZO_V1) info->xmit_fifo_size = CYZ_FIFO_SIZE; else @@ -5534,7 +5533,7 @@ cy_init(void) info->card = board; info->line = port; info->flags = STD_COM_FLAGS; - info->tty = 0; + info->tty = NULL; info->xmit_fifo_size = CyMAX_CHAR_FIFO; info->cor1 = CyPARITY_NONE|Cy_1_STOP|Cy_8_BITS; info->cor2 = CyETC;